Home / 118,049,502.70-177,074,254.05-93,390,640.30

Finding the Fourth Proportional to 118,049,502.70, 177,074,254.05 and 93,390,640.30

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Solution

The fourth proportional to 118,049,502.70, 177,074,254.05 and 93,390,640.30 is: 140,085,960.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,049,502.70 : 177,074,254.05 = 93,390,640.30 : x
  2. Step 2: Convert to fraction form
    118,049,502.70/177,074,254.05 = 93,390,640.30/x
  3. Step 3: Cross multiply
    118,049,502.70x = 177,074,254.05 × 93,390,640.30
  4. Step 4: Simplify right side
    118,049,502.70x = 16,537,077,966,374,368
  5. Step 5: Solve for x
    x = 16,537,077,966,374,368/118,049,502.70
  6. Step 6: Final answer
    x = 140,085,960.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.